# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:        潘炎珍  
# Name:         demo4.26
# Description:
# Author:       98745
# Date:         2019/2/26
#-------------------------------------------------------------------------------
s=['bill','mike','john']
s[-1]='mary'
print(s)
s[3]='peter'
s[-3]='蜘蛛侠'
print(s)
s[-4]='钢铁侠'